Part Number
    Please enter a valid full or partial manufacturer part number with a minimum of 3 letters or numbers

    STTH60 Search Results

    STTH60 Datasheets (61)

    Part ECAD Model Manufacturer Description Datasheet Type PDF PDF Size Page count
    STTH6002C
    STMicroelectronics HIGH EFFICIENCY ULTRAFAST DIODE Original PDF 57.82KB 5
    STTH6002C
    STMicroelectronics High efficiency ultrafast diode Original PDF 96.96KB 9
    STTH6002C
    STMicroelectronics High efficiency ultrafast diode Original PDF 96.95KB 9
    STTH6002CPI
    STMicroelectronics High efficiency ultrafast diode Original PDF 96.94KB 9
    STTH6002CW
    STMicroelectronics HIGH EFFICIENCY ULTRAFAST DIODE Original PDF 57.82KB 5
    STTH6002CW
    STMicroelectronics High efficiency ultrafast diode Original PDF 96.94KB 9
    STTH6003
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.84KB 6
    STTH6003
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 140.41KB 6
    STTH6003CW
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 140.41KB 6
    STTH6003CW
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.84KB 6
    STTH6003TCW
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.86KB 6
    STTH6003TV
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 140.4KB 6
    STTH6003TV
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.84KB 6
    STTH6003TV1
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.85KB 6
    STTH6003TV1
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 140.4KB 6
    STTH6004W
    STMicroelectronics Ultrafast high voltage rectifier Original PDF 82.85KB 6
    STTH6006CW
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.84KB 6
    STTH6006CW
    STMicroelectronics High Frequency Secondary Rectifier Original PDF 140.41KB 6
    STTH6006TV
    STMicroelectronics Turbo 2 ultrafast-high voltage rectifier Original PDF 90.12KB 7
    STTH6006TV1
    STMicroelectronics HIGH FREQUENCY SECONDARY RECTIFIER Original PDF 72.84KB 6
    SF Impression Pixel

    STTH60 Price and Stock

    STMicroelectronics

    STMicroelectronics STTH602CSFY

    DIODE ARRAY GP 200V 3A TO277A
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey () STTH602CSFY Digi-Reel 5,812 1
    • 1 $0.78
    • 10 $0.62
    • 100 $0.49
    • 1000 $0.32
    • 10000 $0.31
    Buy Now
    STTH602CSFY Cut Tape 5,812 1
    • 1 $0.78
    • 10 $0.62
    • 100 $0.49
    • 1000 $0.32
    • 10000 $0.31
    Buy Now
    Avnet Americas STTH602CSFY Reel 15 Weeks 6,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 $0.31
    Buy Now
    STMicroelectronics STTH602CSFY 11,371 1
    • 1 $0.76
    • 10 $0.61
    • 100 $0.45
    • 1000 $0.36
    • 10000 $0.36
    Buy Now
    Avnet Silica STTH602CSFY 6,000 16 Weeks 6,000
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    STMicroelectronics STTH6012W

    DIODE STANDARD 1200V 60A DO247
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey STTH6012W Tube 4,416 1
    • 1 $5.53
    • 10 $5.53
    • 100 $3.16
    • 1000 $2.61
    • 10000 $2.61
    Buy Now
    Avnet Americas STTH6012W Tube 25 Weeks 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $2.98
    • 10000 $2.61
    Buy Now
    Newark STTH6012W Bulk 1
    • 1 $6.75
    • 10 $6.00
    • 100 $4.33
    • 1000 $4.17
    • 10000 $4.17
    Buy Now
    RS STTH6012W Bulk 1
    • 1 $7.90
    • 10 $7.12
    • 100 $6.72
    • 1000 $6.72
    • 10000 $6.72
    Get Quote
    STMicroelectronics STTH6012W 3,050 1
    • 1 $5.41
    • 10 $3.10
    • 100 $2.59
    • 1000 $2.56
    • 10000 $2.56
    Buy Now
    Bristol Electronics () STTH6012W 21,420 2
    • 1 -
    • 10 $2.67
    • 100 $1.92
    • 1000 $1.68
    • 10000 $1.68
    Buy Now
    STTH6012W 175 2
    • 1 -
    • 10 $3.06
    • 100 $2.20
    • 1000 $2.04
    • 10000 $2.04
    Buy Now
    Quest Components () STTH6012W 17,276
    • 1 $6.30
    • 10 $6.30
    • 100 $6.30
    • 1000 $2.52
    • 10000 $2.21
    Buy Now
    STTH6012W 17,136
    • 1 $5.99
    • 10 $5.99
    • 100 $5.99
    • 1000 $2.99
    • 10000 $2.99
    Buy Now
    STTH6012W 70
    • 1 $5.99
    • 10 $2.99
    • 100 $2.59
    • 1000 $2.59
    • 10000 $2.59
    Buy Now
    TME STTH6012W 1
    • 1 $4.91
    • 10 $4.01
    • 100 $3.67
    • 1000 $3.67
    • 10000 $3.67
    Get Quote
    ComSIT USA STTH6012W 414
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Avnet Silica STTH6012W 540 17 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik STTH6012W 330 26 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Vyrian STTH6012W 3,691
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Win Source Electronics STTH6012W 4,500
    • 1 -
    • 10 -
    • 100 $3.56
    • 1000 $3.56
    • 10000 $3.56
    Buy Now

    STMicroelectronics STTH6012WL

    DIODE STD 1200V 60A DO247 LL
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey STTH6012WL Tube 944 1
    • 1 $5.46
    • 10 $3.95
    • 100 $2.91
    • 1000 $2.48
    • 10000 $2.48
    Buy Now
    Verical STTH6012WL 600 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $4.44
    • 10000 $4.44
    Buy Now
    Arrow Electronics STTH6012WL 600 25 Weeks 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $6.54
    • 10000 $6.54
    Buy Now
    Newark STTH6012WL Bulk 2 1
    • 1 $7.08
    • 10 $5.41
    • 100 $4.72
    • 1000 $4.37
    • 10000 $4.37
    Buy Now
    STMicroelectronics STTH6012WL 802 1
    • 1 $5.35
    • 10 $3.87
    • 100 $2.85
    • 1000 $2.85
    • 10000 $2.85
    Buy Now
    Avnet Silica STTH6012WL 1,650 17 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    Vyrian STTH6012WL 618
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Win Source Electronics STTH6012WL 4,150
    • 1 -
    • 10 -
    • 100 $3.56
    • 1000 $3.56
    • 10000 $3.56
    Buy Now

    STMicroelectronics STTH6006W

    DIODE STANDARD 600V 60A DO247
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey STTH6006W Tube 903 1
    • 1 $2.27
    • 10 $2.27
    • 100 $1.70
    • 1000 $1.54
    • 10000 $1.51
    Buy Now
    Avnet Americas STTH6006W Tube 25 Weeks 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $1.73
    • 10000 $1.51
    Buy Now
    Verical () STTH6006W 600 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $1.45
    • 10000 $1.45
    Buy Now
    STTH6006W 482 4
    • 1 -
    • 10 $1.75
    • 100 $1.75
    • 1000 $1.75
    • 10000 $1.75
    Buy Now
    STTH6006W 196 4
    • 1 -
    • 10 $1.92
    • 100 $1.55
    • 1000 $1.55
    • 10000 $1.55
    Buy Now
    Arrow Electronics () STTH6006W 600 25 Weeks 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $1.45
    • 10000 $1.45
    Buy Now
    STTH6006W 482 1
    • 1 $1.75
    • 10 $1.75
    • 100 $1.75
    • 1000 $1.75
    • 10000 $1.75
    Buy Now
    STTH6006W 197 25 Weeks 1
    • 1 $1.93
    • 10 $1.92
    • 100 $1.55
    • 1000 $1.55
    • 10000 $1.55
    Buy Now
    RS STTH6006W Bulk 10
    • 1 -
    • 10 $4.88
    • 100 $3.86
    • 1000 $3.44
    • 10000 $3.44
    Get Quote
    STMicroelectronics STTH6006W 1,954 1
    • 1 $2.12
    • 10 $2.12
    • 100 $1.58
    • 1000 $1.52
    • 10000 $1.52
    Buy Now
    ComSIT USA STTH6006W 120
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Avnet Silica STTH6006W 9,450 17 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik STTH6006W 300 26 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    STMicroelectronics STTH6010W

    DIODE STANDARD 1000V 60A DO247
    Distributors Part Package Stock Lead Time Min Order Qty Price Buy
    DigiKey STTH6010W Tube 783 1
    • 1 $5.20
    • 10 $5.20
    • 100 $2.69
    • 1000 $2.34
    • 10000 $2.26
    Buy Now
    Avnet Americas STTH6010W Tube 25 Weeks 600
    • 1 -
    • 10 -
    • 100 -
    • 1000 $2.59
    • 10000 $2.26
    Buy Now
    Newark STTH6010W Bulk 420 1
    • 1 $6.48
    • 10 $6.21
    • 100 $3.95
    • 1000 $3.70
    • 10000 $3.70
    Buy Now
    STMicroelectronics STTH6010W 685 1
    • 1 $5.08
    • 10 $4.93
    • 100 $2.59
    • 1000 $2.30
    • 10000 $2.30
    Buy Now
    Bristol Electronics STTH6010W 42
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Quest Components STTH6010W 33
    • 1 $12.33
    • 10 $8.22
    • 100 $7.60
    • 1000 $7.60
    • 10000 $7.60
    Buy Now
    TME STTH6010W 21 1
    • 1 $4.84
    • 10 $3.95
    • 100 $3.58
    • 1000 $3.11
    • 10000 $3.11
    Buy Now
    ComSIT USA STTH6010W 400
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Get Quote
    Avnet Silica STTH6010W 2,190 17 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now
    EBV Elektronik STTH6010W 960 26 Weeks 30
    • 1 -
    • 10 -
    • 100 -
    • 1000 -
    • 10000 -
    Buy Now

    STTH60 Datasheets Context Search

    Catalog Datasheet Type Document Tags PDF

    STM TO 247 package inductance

    Contextual Info: STTH6003TV/CW _HIGH FREQUENCY SECONDARY RECTIFIER MAJOR PRODUCT CHARACTERISTICS I f a v 2x30 A V rrm 300 V V f (max) 1V trr (max) 55 ns FEATURES AND BENEFITS • COMBINES HIGHEST RECOVERY AND VOLTAGE PERFORMANCE ■ ULTRA-FAST, SOFT AND NOISE-FREE


    OCR Scan
    STTH6003TV/CW O-247, STM TO 247 package inductance PDF

    STTH6002CPI

    Abstract: STTH6002C JESD97 STTH6002CW
    Contextual Info: STTH6002C High efficiency ultrafast diode Main product characteristics IF AV 2 x 30 A VRRM 200 V Tj (max) 175° C VF (typ) 0.75 V trr (typ) 22 ns A1 A2 K A2 Features and benefits • Suited for SMPS ■ Low losses ■ Low forward and reverse recovery times


    Original
    STTH6002C O-247 STTH6002CW STTH6002CPI O-247 STTH6002CPI STTH6002C JESD97 STTH6002CW PDF

    STTH6012W

    Abstract: JESD97 Ultrafast recovery - 1200 V diode
    Contextual Info: STTH6012 Ultrafast recovery - 1200 V diode Main product characteristics IF AV 60 A VRRM 1200 V Tj 175° C VF (typ) 1.30 V trr (typ) 50 ns A K Features and benefits • Ultrafast, soft recovery ■ Very low conduction and switching losses ■ High frequency and/or high pulsed current


    Original
    STTH6012 DO-247 STTH6012W JESD97. 02-Mar-2006 STTH6012W JESD97 Ultrafast recovery - 1200 V diode PDF

    STTH60P03SW

    Abstract: STTH60P03 STTH60P03S
    Contextual Info: STTH60P03S ULTRAFAST RECTIFIER PDP ENERGY RECOVERY Table 1: Main Product Characteristics IF AV 60 A A VRRM 300 V A VFP (typ) 2.5 V IRM (typ) 6A Tj 175°C VF (typ) 0.9 V K A FEATURES AND BENEFITS • ■ ■ ■ ■ ■ ■ K A TO-247 STTH60P03SW Ultrafast recovery allowing High Sustain


    Original
    STTH60P03S O-247 STTH60P03SW STTH60P03SW STTH60P03 STTH60P03S PDF

    Contextual Info: STTH6010-Y Automotive ultrafast recovery - high voltage diode Features • AEC-Q101 qualified ■ Ultrafast, soft recovery ■ Very low conduction and switching losses ■ High frequency and/or high pulsed current operation ■ High reverse voltage capability


    Original
    STTH6010-Y AEC-Q101 DO-247 STTH6010WY PDF

    stth60p03sw

    Abstract: IRM-A20 STTH60P03 STTH60P03S STTH60
    Contextual Info: STTH60P03S ULTRAFAST RECTIFIER PDP ENERGY RECOVERY Table 1: Main Product Characteristics IF AV 60 A A VRRM 300 V A VFP (typ) 2.5 V IRM (typ) 6A Tj 175°C VF (typ) 0.9 V K A FEATURES AND BENEFITS • ■ ■ ■ ■ ■ ■ K A TO-247 STTH60P03SW Ultrafast recovery allowing High Sustain


    Original
    STTH60P03S O-247 STTH60P03SW STTH60P03SW IRM-A20 STTH60P03 STTH60P03S STTH60 PDF

    STTH60W03

    Abstract: STTH60W03CW
    Contextual Info: STTH60W03C Turbo 2 ultrafast high voltage rectifier Datasheet − production data Features • Ultrafast switching ■ Low reverse recovery current ■ Low thermal resistance ■ Reduces switching losses ■ ECOPACK 2 compliant component A1 K A2 Description


    Original
    STTH60W03C STTH60W03C O-247, O-247 STTH60W03CW STTH60W03 STTH60W03CW PDF

    STTH6006TV1

    Abstract: JESD97 STTH6006TV
    Contextual Info: STTH6006TV Turbo 2 ultrafast - high voltage rectifier Main product characteristics IF AV 2 x 30 A VRRM 600 V Tj 150° C VF (typ) 1.1 V trr (max) 50 ns A1 K1 A2 K2 A1 K1 A2 Features and benefits K2 • Ultrafast switching ■ Low reverse current ■ Low thermal resistance


    Original
    STTH6006TV STTH6006TV1 STTH6006TV1 JESD97 STTH6006TV PDF

    STTH6004W

    Abstract: JESD97 DO-247
    Contextual Info: STTH6004W Ultrafast high voltage rectifier Table 1: Main product characteristics IF AV 60 A VRRM 400 V Tj (max) 175 °C VF (typ) 0.83 V trr (max) 50 ns A K DO-247 STTH6004W Features and benefits • ■ ■ ■ Ultrafast switching Low reverse current Low thermal resistance


    Original
    STTH6004W DO-247 STTH6004W JESD97 DO-247 PDF

    Contextual Info: STTH60AC06C Turbo 2 ultrafast high voltage rectifier Datasheet  production data Features • Ultrafast switching A1  Low reverse recovery current K  Reduces switching and conduction losses A2  Low thermal resistance  Insulated package TO-3PF:


    Original
    STTH60AC06C STTH60AC06CP STTH60AC06CPF STTH60AC06C, O-247 STTH60AC06CW DocID024886 PDF

    Contextual Info: STTH60L06C TURBO 2 ULTRAFAST HIGH VOLTAGE RECTIFIER Table 1: Main Product Characteristics IF AV Up to 2 x 40 A A1 VRRM 600 V A2 Tj 175°C VF (typ) 1.0 V trr (max) 65 ns K FEATURES AND BENEFITS • ■ ■ ■ A1 Ultrafast switching Low reverse current


    Original
    STTH60L06C O-247 STTH60L06CW STTH60L06, PDF

    Contextual Info: STTH6006TV Turbo 2 ultrafast - high voltage rectifier Main product characteristics IF AV 2 x 30 A VRRM 600 V Tj 150° C VF (typ) 1.1 V trr (max) 50 ns A1 K1 A2 K2 A1 K1 A2 Features and benefits K2 • Ultrafast switching ■ Low reverse current ■ Low thermal resistance


    Original
    STTH6006TV STTH6006TV1 STTH6006TV1 PDF

    C3145

    Abstract: JESD97 STTH60R04 STTH60R04W
    Contextual Info: STTH60R04 Ultrafast recovery diode Main product characteristics IF AV 60 A VRRM 400 V Tj 175° C VF (typ) 0.95 V trr (typ) 31 ns A K Features and benefits • Very low switching losses ■ High frequency and/or high pulsed current operation ■ High junction temperature


    Original
    STTH60R04 DO-247 STTH60R04W STTH60R04 C3145 JESD97 STTH60R04W PDF

    STTH6002C

    Abstract: STTH6002CW
    Contextual Info: STTH6002C HIGH EFFICIENCY ULTRAFAST DIODE MAIN PRODUCT CHARACTERISTICS IF AV 2 x 30 A VRRM 200 V A1 K A2 Tj (max) 175 °C VF (typ) 0.75 V trr (typ) 22 ns FEATURES AND BENEFITS • ■ ■ ■ ■ ■ Suited for SMPS Low losses Low forward and reverse recovery times


    Original
    STTH6002C O-247 STTH6002CW O-247, STTH6002C STTH6002CW PDF

    STTH6004W

    Contextual Info: STTH6004W Ultrafast high voltage rectifier Table 1: Main product characteristics IF AV 60 A VRRM 400 V Tj (max) 175 °C VF (typ) 0.83 V trr (max) 50 ns A K DO-247 STTH6004W Features and benefits • ■ ■ ■ Ultrafast switching Low reverse current Low thermal resistance


    Original
    STTH6004W DO-247 STTH6004W PDF

    Contextual Info: STTH6006W Turbo 2 ultrafast - high voltage rectifier Table 1. Main product characteristics IF AV 60 A VRRM 600 V Tj 175° C VF (typ) 1.1 V trr (max) 60 ns A K A K Features and benefits DO-247 STTH6006W • Ultrafast switching ■ Low reverse current ■ Low thermal resistance


    Original
    STTH6006W DO-247 STTH6006W PDF

    Contextual Info: STTH6012 Ultrafast recovery - 1200 V diode Main product characteristics IF AV 60 A VRRM 1200 V Tj 175° C VF (typ) 1.30 V trr (typ) 50 ns A K Features and benefits • Ultrafast, soft recovery ■ Very low conduction and switching losses ■ High frequency and/or high pulsed current


    Original
    STTH6012 DO-247 STTH6012W PDF

    Contextual Info: STTH6010 Ultrafast recovery - high voltage diode Main product characteristics IF AV 60 A VRRM 1000 V Tj 175° C VF (typ) 1.3 V trr (typ) 49 ns A A Features and benefits • Ultrafast, soft recovery ■ Very low conduction and switching losses ■ High frequency and/or high pulsed current


    Original
    STTH6010 DO-247 STTH6010W PDF

    Contextual Info: STTH60L06TV Turbo 2 ultrafast high voltage rectifier Main product characteristics IF AV 2 x 40 A VRRM 600 V Tj 150° C VF (typ) 1.30 V trr (typ) 50 ns A1 K1 A1 K2 A2 K2 K1 STTH60L06TV2 STTH60L06TV1 Features and benefits A1 A1 K1 • Ultrafast switching ■


    Original
    STTH60L06TV STTH60L06TV2 STTH60L06TV1 STTH60L06TV, PDF

    STTH602CBY

    Contextual Info: STTH602C-Y Automotive ultrafast recovery diode Datasheet  production data Features • Suited for SMPS ■ Low losses A1 ■ Low forward and reverse recovery time A2 ■ High surge current capability ■ High junction temperature K Description A2 K This dual center tap diode is suited for switch


    Original
    STTH602C-Y STTH602CBY-TR STTH602CBY PDF

    Contextual Info: STTH60L04W Ultrafast high voltage rectifier Mian product characteristics IF AV 60 A VRRM 400 V Tj (max) 175° C VF (typ) 0.83 V trr (max) 50 ns ) s ( ct u d o r P e Features and benefits let ● Ultrafast switching ● Low reverse current ● Low thermal resistance


    Original
    STTH60L04W STTH60L04W PDF

    STTH60W02

    Abstract: STTH60W02CW
    Contextual Info: STTH60W02C Turbo 2 ultrafast high voltage rectifier Datasheet  production data Features • A1 Ultrafast switching ■ Low reverse recovery current ■ Low thermal resistance ■ Reduces switching losses ■ ECOPACK 2 compliant component ■ Ribbon bonding for more robustness


    Original
    STTH60W02C STTH60W02CW O-247, O-247 STTH60W02CW STTH60W02 PDF

    JESD97

    Abstract: STTH6010 STTH6010W
    Contextual Info: STTH6010 Ultrafast recovery - high voltage diode Main product characteristics IF AV 60 A VRRM 1000 V Tj 175° C VF (typ) 1.3 V trr (typ) 49 ns A A Features and benefits • Ultrafast, soft recovery ■ Very low conduction and switching losses ■ High frequency and/or high pulsed current


    Original
    STTH6010 DO-247 STTH6010W JESD97 STTH6010 STTH6010W PDF

    STTH60L06W

    Abstract: STTH60L06 DO247
    Contextual Info: STTH60L06 TURBO 2 ULTRAFAST HIGH VOLTAGE RECTIFIER Table 1: Main Product Characteristics IF AV 60 A VRRM 600 V Tj 175°C VF (typ) 0.95 V trr (max) 70 ns A K DO-247 STTH60L06W FEATURES AND BENEFITS • ■ ■ ■ Ultrafast switching Low reverse current


    Original
    STTH60L06 DO-247 STTH60L06W STTH60L06, 07-Sep-2004 10-Sep-2004 STTH60L06W STTH60L06 DO247 PDF